Green synthesis of iron nanoparticles and their application as a Fenton-like catalyst for the degradation of aqueous cationic and anionic dyes
Talal Shahwan,S. Abu Sirriah,Muath Nairat,Ezel Boyacı,Ahmet E. Eroğlu,Thomas Bligh Scott,Keith R Hallam +6 more
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TLDR
In this article, green tea leaves (GT-Fe NPs) were used as a Fenton-like catalyst for decolorization of aqueous solutions containing methylene blue (MB) and methyl orange (MO) dyes.About:
This article is published in Chemical Engineering Journal.The article was published on 2011-08-01 and is currently open access. It has received 659 citations till now. The article focuses on the topics: Iron oxide & Aqueous solution.read more
Figures
Table 1 Rate constants obtained from linear regression analysis of the data of dye removal. 
Fig. 7. Linear plots of the kinetic data: (a) first order plot for MB, (b) secon 
Table 2 The percentage removal of MB and MO at different initial concentrations when GT-Fe NPs are used as a Fenton-like catalyst. Cl stands for the equilibrium liquid concentration. 
Fig. 8. (a) SEM image, and (b) EDX spectrum of BH-Fe NPs. 
Fig. 3. A typical XRD pattern of GT-Fe NPs. 
Fig. 2. (a and b) TEM images, and (c) EDX spectrum, of GT-Fe NPs.
Citations
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Green Synthesis of Iron Nanoparticles from Spinach Leaf and Banana Peel Aqueous Extracts and Evaluation of Antibacterial Potential
Pankaj Tyagi,Samridhi Gupta,Shruti Tyagi,Manoj Kumar,Ravi Pandiselvam,Sevgi Durna Daştan,Javad Sharifi-Rad,Deepak Gola,Arvind Arya +8 more
TL;DR: In this paper, aqueous extracts of spinach leaf extract (SLE) and banana peel extract (BPE) were prepared for the synthesis of iron nanoparticles (FeNPs), and their antibacterial potential against pathogenic bacteria Bacillus subtilis (MTTC 1133) and Escherichia coli(MTTC 62) was evaluated.
Journal ArticleDOI
Removal of Crystal Violet and EriochromeBlack T Dyes from Aqueous Solutions by MagneticNanoparticles Biosynthesized from Leaf Extractof Fraxinus Chinensis Roxb
Imran Ali,Changsheng Peng,Zahid M. Khan,Muhammad Sultan,Iffat Naz,Mohsin Ali,Hafiz Umar Farid,Muhammad H. Mahmood,Rameez Ahsen +8 more
TL;DR: In this paper, a green recipe was used to produce innovative phytogenic magnetic nanoparticles (PMNPs) from leaf extract of Fraxinus chinensis Roxb without employing any additional toxic surfactants as capping agents.
Journal ArticleDOI
Mechanisms of 4-phenylazophenol elimination in micro- And nano-ZVI assisted-Fenton systems
Jorge Andrés Donadelli,Bruno Federico Caram,Maria Kalaboka,Margarita Kapsi,Vasilios A. Sakkas,Luciano Carlos,Fernando Sebastián García Einschlag +6 more
TL;DR: In this article, the 4-phenylazophenol (4-PAP) was treated with two different sources of metallic iron (ZVI): commercial micrometric powder (pZVI) and nanoparticles synthetized by the borohydride reduction method (nZVI).
Journal ArticleDOI
Microstrain analyses of Fe3O4NPs greenly synthesized using Gardenia jasminoides flower extract, during the photocatalytic removal of a commercial dye
Heriberto Espinoza-Gómez,Lucía Z. Flores-López,Karla Alejandra Espinoza,Gabriel Alonso-Núñez +3 more
TL;DR: In this article, the Gardenia jasminoides flower extract (Gjfe) was employed to prevent agglomeration during the magnetite nanoparticles (Fe3O4NPs) synthesis.
Journal ArticleDOI
Green Synthesis of Iron Oxides and Phosphates via Thermal Treatment of Iron Polyphenols Synthesized by a Camellia sinensis Extract
Raissa T Franco,Ana Luisa Silva,Yordy E. Licea,Jilder D P Serna,M. Alzamora,D. R. Sanchez,Nakédia M.F. Carvalho +6 more
TL;DR: In this article, the behavior of green FeONPs synthesized from an Fe3+ salt and Cammelia sinensis (black tea) extract upon thermal treatment, in order to remove TPs and enable the formation of crystalline materials suitable for a thorough characterization and with the potential for diverse applications.
References
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TL;DR: Iron and silver nanoparticles were synthesized using a rapid, single step, and completely green biosynthetic method employing aqueous sorghum extracts as both the reducing and capping agent.